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in_node_exporter_metrics: Skip ipv6 metrics collection when disabled #11773

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Merged
edsiper merged 1 commit into from
May 4, 2026
+16 −1
Merged

in_node_exporter_metrics: Skip ipv6 metrics collection when disabled #11773

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17 changes: 16 additions & 1 deletion plugins/in_node_exporter_metrics/ne_sockstat_linux.c
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,9 @@
#define _GNU_SOURCE

#include <unistd.h>
#include <sys/stat.h>
#include <errno.h>
#include <limits.h>

#include <fluent-bit/flb_info.h>
#include <fluent-bit/flb_input_plugin.h>
Expand Down Expand Up @@ -168,6 +171,9 @@ static int sockstat_update(struct flb_ne *ctx)
int i;
struct flb_slist_entry *key;
struct flb_slist_entry *val;
int path_len;
char ipv6_proc_path[PATH_MAX];
struct stat st;

mk_list_init(&list);
ret = ne_utils_file_read_lines(ctx->path_procfs, "/net/sockstat", &list);
Expand Down Expand Up @@ -296,7 +302,16 @@ static int sockstat_update(struct flb_ne *ctx)

flb_slist_destroy(&list);

/* Parse IPv6 statistics */
/* Parse IPv6 statistics (if enabled) */
path_len = snprintf(ipv6_proc_path, sizeof(ipv6_proc_path), "%s%s", ctx->path_procfs, "/net/sockstat6");
if (path_len < 0 || path_len >= (int) sizeof(ipv6_proc_path)) {
return -1;
}
ret = stat(ipv6_proc_path, &st);
if (ret == -1 && errno == ENOENT) {
flb_plg_debug(ctx->ins, "cannot read %s, skip ipv6 metrics collection", ipv6_proc_path);
return 0;
}
mk_list_init(&list);
ret = ne_utils_file_read_lines(ctx->path_procfs, "/net/sockstat6", &list);
if (ret != -1) {
Expand Down
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